| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | GTC Grinding Technology Consultants AG in Liquidation | 🇨🇭Svizzera | Dissolved | 12/01/2018 – present |
| Officer | Meister Abrasives AG | 🇨🇭Svizzera | Active | 22/12/2017 – present |
12/01/2018
appointed
22/12/2017
appointed